deaths
Stephanie Kwolek, American chemist and engineer (born 1923)
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Stephanie Kwolek
American chemist who invented Kevlar (1923–2014)
Stephanie Louise Kwolek was an American chemist best known for inventing Kevlar. Her career at the DuPont company spanned more than 40 years.Source: Wikipedia (CC BY-SA)
June 18
Day of the year
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